25 lines
508 B
GLSL
25 lines
508 B
GLSL
#version 140
|
|
|
|
// OUT
|
|
|
|
in vec2 vUV;
|
|
out vec4 fragColor;
|
|
|
|
#include inc_functions.glsl
|
|
#include inc_cp437.glsl
|
|
|
|
uniform sampler2D iTex0;
|
|
uniform int iFPS;
|
|
uniform int iDemo;
|
|
|
|
const int[] textDEMO = int[5](0x44, 0x45, 0x4D, 0x4F, 0x00);
|
|
|
|
void main() {
|
|
// vec2 uv = 1 - vUV;
|
|
vec2 uv = vUV;
|
|
vec3 c = texture(iTex0, uv).xyz;
|
|
c = mix(c, 1. - c, iDemo * write_int(uv * 20., vec2(1.), iFPS, 2));
|
|
c = mix(c, 1. - c, iDemo * write_5(uv * 20., vec2(1., 18.), textDEMO));
|
|
fragColor = vec4(c, 1);
|
|
}
|